body,h1,h2,h3,h4,p,dl,dd,dt,ol,li,ul{
  margin: 0;
  padding: 0;
}
ul,ol,li{
  list-style: none;
}
a{
  text-decoration: none;
}

body,html{
	height: 100%;
}

.active{

display: flex;
justify-content: center;
}

